Question 1.Engine
Hi anyone can tell me it's possible aveo engine change up to 1.8 optra engine? Please give more advise.


Question 2.Timing Belt
May i know normaly how often we change the timing belt? it's 60km or 80km? Service centre will told me is 60km. Last time 60km i changed now is 120km so it's the time have to change?


Thank you!